Export from Google Contacts (contacts.google.com → Export → Google CSV; tick Other contacts for everyone you've emailed) or Outlook (People → Manage → Export). Drop the file below — headers are auto-mapped, and only business emails are kept.
📄 Drop a .csv here, or click to choose
Edit contact
Possible duplicates
Same person under more than one email address. Merging keeps the primary row and records the other address in its notes, then removes the duplicate. Different-email rows are never merged automatically.